199942191

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{419}}^1\times {\mathrm{1433}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 297526320

約数和(自身を除く): 97584129

約数列:

[1, 3, 9, 37, 111, 333, 419, 1257, 1433, 3771, 4299, 12897, 15503, 46509, 53021, 139527, 159063, 477189, 600427, 1801281, 5403843, 22215799, 66647397, 199942191]

約数ペア:

[(1, 199942191), (3, 66647397), (9, 22215799), (37, 5403843), (111, 1801281), (333, 600427), (419, 477189), (1257, 159063), (1433, 139527), (3771, 53021), (4299, 46509), (12897, 15503)]